Port Marnham Sea Conditions and Tide Table

Port Marnham Sea Conditions table showing wave height, swell direction and period.

High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at 08:22 AM and sunset is at 04:02 PM.

Days 1–3 Weather Summary

A heavy fall of snow, heaviest during Thu night. Icy conditions (max 2°C on Sat night, min -13°C on Thu morning). Winds increasing (calm on Thu morning, stormy winds from the N by Thu night).

Days 4–6 Weather Summary

A light covering of new snow, mostly falling on Tue afternoon. Icy conditions (max 1°C on Sun morning, min -6°C on Mon night). Winds increasing (calm on Mon afternoon, near gales from the SSW by Tue night).

Days 7–9 Weather Summary

A dusting of new snow. Temperatures will be below freezing (max -1°C on Thu night, min -23°C on Fri night). Winds decreasing (near gales from the SSW on Wed morning, moderate winds from the WSW by Fri night).

Days 10–12 Weather Summary

A light covering of new snow, mostly falling on Sun morning. Temperatures will be below freezing (max -2°C on Sun morning, min -22°C on Sat morning). Winds increasing (light winds from the SW on Sat night, strong winds from the NNW by Sun afternoon).

Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
Wave Height Map
High Tide
10:14AM1.32m
11:02PM0.95m
10:59AM1.24m
11:59PM0.98m
11:51AM1.15m
1:03AM1.02m
12:55PM1.06m
2:11AM1.10m
2:10PM0.98m
3:19AM1.21m
3:28PM0.94m
4:20AM1.33m
4:41PM0.94m
5:17AM1.44m
5:46PM0.95m
6:09AM1.53m
6:40PM0.98m
6:58AM1.59m
7:29PM1.02m
7:43AM1.61m
8:14PM1.05m
8:27AM1.59m
8:58PM1.06m
Low Tide
4:43PM0.34m
4:09AM0.46m
5:26PM0.35m
5:08AM0.53m
6:16PM0.37m
6:29AM0.58m
7:15PM0.39m
8:19AM0.58m
8:20PM0.39m
10:00AM0.51m
9:26PM0.37m
11:12AM0.40m
10:25PM0.34m
12:10PM0.31m
11:21PM0.30m
12:59PM0.23m
00:11AM0.26m
1:43PM0.18m
00:58AM0.23m
2:25PM0.16m
1:43AM0.23m
3:04PM0.17m
2:26AM0.26m
Wave
height (m) 
direction
period (s) 
0.9
ESE
9
2.1
ENE
6
6.5
E
12
6.5
ESE
13
4.5
ESE
13
3.5
E
12
4.5
E
12
5.5
NNE
10
4.5
ENE
11
4.5
ESE
12
4.5
ESE
12
3.5
ESE
11
2.5
E
11
2.5
E
10
2.1
E
10
4
E
12
5
E
13
4.5
E
13
4
ESE
12
3
ESE
11
2.2
E
11
1.9
E
10
2.3
ESE
10
1.9
ESE
9
1.5
ESE
9
1.2
ESE
9
0.9
ESE
10
0.8
ESE
9
0.7
ESE
9
0.7
E
10
1.3
SE
7
1.8
SE
8
1.5
ESE
8
1.1
SE
9
0.9
ESE
9
0.7
SE
9
cloud
cloud
heavy snow
light snow
part cloud
snow showers
light snow
light snow
heavy snow
light snow
cloud
light snow
part cloud
part cloud
part cloud
light snow
light snow
part cloud
cloud
part cloud
part cloud
cloud
light snow
snow showers
clear
clear
part cloud
clear
part cloud
light snow
light snow
light snow
part cloud
clear
clear
clear
cloudy
cloudy
heavy snow
light snow
some clouds
snow shwrs
light snow
light snow
heavy snow
light snow
cloudy
light snow
some clouds
some clouds
some clouds
light snow
light snow
some clouds
cloudy
some clouds
some clouds
cloudy
light snow
snow shwrs
clear
clear
some clouds
clear
some clouds
light snow
light snow
light snow
some clouds
clear
clear
clear
 km/h
10
N
50
NNE
90
N
70
NW
50
NW
40
N
65
N
75
N
25
E
40
E
35
ESE
30
E
15
S
5
NNW
20
WNW
15
S
40
S
55
SSW
55
SSW
45
SW
35
SSW
25
SSW
45
SSE
25
WSW
35
WSW
25
WSW
25
WSW
25
WSW
20
WSW
20
S
25
NNE
40
NW
35
WNW
35
W
25
W
15
W
 mm 
max°C
-10
-3
-2
-1
-2
-6
-2
0
2
1
1
0
0
-1
-3
-1
1
-1
-3
-3
-4
-4
-2
-1
-20
-20
-20
-19
-17
-4
-2
-5
-9
-20
-18
-19
Moonrise
11:21
11:31
11:42
11:53
12:08
12:27
12:55
1:39
2:44
4:07
5:39
7:10
Moonset
10:17
11:37
12:59
2:25
3:56
5:30
7:00
8:15
9:08
9:42
10:04
Sunrise
8:22
8:22
8:22
8:22
8:22
8:22
8:22
8:22
8:22
8:22
8:22
8:21
Sunset
4:02
4:04
4:05
4:06
4:07
4:07
4:08
4:09
4:10
4:12
4:13
4:15
Today's sea temperature in Port Marnham is
0.5° C
(Statistics for 25 Dec 1981-2005 – mean: -0.2 max: 0.3 min: -1.0°C)
Issued (local time): 7 am Thursday 25 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest